/**************************************************************************
 *
 * Copyright (C) 2007 University of California, Los Angeles.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 *************************************************************************/

/**
 * 
 */
package edu.ucla.cs.typecast.discovery;


import java.io.Serializable;
import java.util.Collection;

import edu.ucla.cs.typecast.util.TypeUtil;

/**
 *
 * @date Aug 7, 2007
 */
public class ServiceTemplate implements Serializable {
	private Class[] types; 
	volatile private Collection<Class> allTypes; 
	private long seqno; 
	
	public ServiceTemplate(Class[] types) { 
		this.types = types; 
		allTypes = TypeUtil.getAllTypes(types);
	}

	public ServiceTemplate(Class[] types, long seqno) { 
		this.types = types; 
		allTypes = TypeUtil.getAllTypes(types);
		this.seqno = seqno; 
	}

	public long getSeqno() { 
		return this.seqno; 
	}
	
	/**
	 * @return the types
	 */
	public Class[] getTypes() {
		return types;
	}
	/**
	 * @param types the types to set
	 */
	public void setTypes(Class[] types) {
		this.types = types;
	}	
	
	public boolean match(ServiceAdvertisement sa) { 
	    Collection<Class> allAdvTypes = TypeUtil.getAllTypes(sa.getTypes()); 	    
	    for(int i=0; i<types.length; i++) { 
			if (!allAdvTypes.contains(types[i])) { 
				return false; 
			}
		}
		return true; 
	}
}
